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79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
/*
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Copyright (c) 2007-2011 iMatix Corporation
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Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ZMQ_IO_OBJECT_HPP_INCLUDED__
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#define __ZMQ_IO_OBJECT_HPP_INCLUDED__
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#include <stddef.h>
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#include "stdint.hpp"
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#include "poller.hpp"
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#include "i_poll_events.hpp"
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namespace zmq
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{
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// Simple base class for objects that live in I/O threads.
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// It makes communication with the poller object easier and
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// makes defining unneeded event handlers unnecessary.
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class io_object_t : public i_poll_events
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{
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public:
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io_object_t (class io_thread_t *io_thread_ = NULL);
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~io_object_t ();
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// When migrating an object from one I/O thread to another, first
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// unplug it, then migrate it, then plug it to the new thread.
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void plug (class io_thread_t *io_thread_);
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void unplug ();
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protected:
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typedef poller_t::handle_t handle_t;
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// Methods to access underlying poller object.
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handle_t add_fd (fd_t fd_);
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void rm_fd (handle_t handle_);
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void set_pollin (handle_t handle_);
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void reset_pollin (handle_t handle_);
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void set_pollout (handle_t handle_);
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void reset_pollout (handle_t handle_);
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void add_timer (int timout_, int id_);
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void cancel_timer (int id_);
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// i_poll_events interface implementation.
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void in_event ();
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void out_event ();
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void timer_event (int id_);
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private:
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poller_t *poller;
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io_object_t (const io_object_t&);
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const io_object_t &operator = (const io_object_t&);
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};
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}
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#endif
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